Esempio n. 1
0
 public XVar download()
 {
     try
     {
         dynamic _connection = null, absFileName = null, ctype = null, data = XVar.Array(), ext = null, field = null, fieldsArr = XVar.Array(), filename = null, keys = XVar.Array(), keysArr = XVar.Array(), qResult = null, sql = null, strfilesize = null, table = null, where = null;
         table = XVar.Clone(MVCFunctions.postvalue(new XVar("table")));
         GlobalVars.strTableName = XVar.Clone(CommonFunctions.GetTableByShort((XVar)(table)));
         if (XVar.Pack(!(XVar)(CommonFunctions.checkTableName((XVar)(table)))))
         {
             MVCFunctions.Echo(new XVar(0));
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         Assembly.GetExecutingAssembly().GetType(MVCFunctions.Concat("runnerDotNet.", MVCFunctions.Concat("", table, ""),
                                                                     "_Variables")).InvokeMember("Apply", BindingFlags.InvokeMethod, null, null, null);
         if ((XVar)(!(XVar)(CommonFunctions.isLogged())) || (XVar)(!(XVar)(CommonFunctions.CheckSecurity((XVar)(XSession.Session[MVCFunctions.Concat("_", GlobalVars.strTableName, "_OwnerID")]), new XVar("Search")))))
         {
             MVCFunctions.HeaderRedirect(new XVar("login"));
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         field = XVar.Clone(MVCFunctions.postvalue(new XVar("field")));
         if (XVar.Pack(!(XVar)(GlobalVars.gSettings.checkFieldPermissions((XVar)(field)))))
         {
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         fieldsArr = XVar.Clone(GlobalVars.gSettings.getFieldsList());
         foreach (KeyValuePair <XVar, dynamic> f in fieldsArr.GetEnumerator())
         {
             dynamic fViewFormat = null;
             fViewFormat = XVar.Clone(GlobalVars.gSettings.getViewFormat((XVar)(f.Value)));
             if ((XVar)(field == f.Value) && (XVar)((XVar)((XVar)(fViewFormat != Constants.FORMAT_FILE) && (XVar)(fViewFormat != Constants.FORMAT_AUDIO)) && (XVar)(fViewFormat != Constants.FORMAT_VIDEO)))
             {
                 MVCFunctions.Echo(new XVar(0));
                 return(MVCFunctions.GetBuferContentAndClearBufer());
             }
         }
         _connection = XVar.Clone(GlobalVars.cman.byTable((XVar)(GlobalVars.strTableName)));
         keysArr     = XVar.Clone(GlobalVars.gSettings.getTableKeys());
         keys        = XVar.Clone(XVar.Array());
         foreach (KeyValuePair <XVar, dynamic> k in keysArr.GetEnumerator())
         {
             keys.InitAndSetArrayItem(MVCFunctions.postvalue((XVar)(MVCFunctions.Concat("key", k.Key + 1))), k.Value);
         }
         where = XVar.Clone(CommonFunctions.KeyWhere((XVar)(keys)));
         if (GlobalVars.gSettings.getAdvancedSecurityType() == Constants.ADVSECURITY_VIEW_OWN)
         {
             where = XVar.Clone(CommonFunctions.whereAdd((XVar)(where), (XVar)(CommonFunctions.SecuritySQL(new XVar("Search"), (XVar)(GlobalVars.strTableName)))));
         }
         sql     = XVar.Clone(GlobalVars.gQuery.gSQLWhere((XVar)(where)));
         qResult = XVar.Clone(_connection.query((XVar)(sql)));
         if (XVar.Pack(!(XVar)(qResult)))
         {
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         data = XVar.Clone(qResult.fetchAssoc());
         if (XVar.Pack(!(XVar)(data)))
         {
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         filename = XVar.Clone(data[field]);
         ext      = XVar.Clone(MVCFunctions.substr((XVar)(filename), (XVar)(MVCFunctions.strlen((XVar)(filename)) - 4)));
         ctype    = XVar.Clone(CommonFunctions.getContentTypeByExtension((XVar)(ext)));
         if (XVar.Pack(GlobalVars.gSettings.isAbsolute((XVar)(field))))
         {
             absFileName = XVar.Clone(MVCFunctions.Concat(GlobalVars.gSettings.getUploadFolder((XVar)(field)), filename));
         }
         else
         {
             absFileName = XVar.Clone(MVCFunctions.getabspath((XVar)(MVCFunctions.Concat(GlobalVars.gSettings.getUploadFolder((XVar)(field)), filename))));
         }
         if (XVar.Pack(!(XVar)(MVCFunctions.file_exists((XVar)(absFileName)))))
         {
             MVCFunctions.returnError404();
             MVCFunctions.Echo(new XVar(""));
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         strfilesize = XVar.Clone(MVCFunctions.filesize((XVar)(absFileName)));
         if (XVar.Equals(XVar.Pack(strfilesize), XVar.Pack(false)))
         {
             MVCFunctions.returnError404();
             MVCFunctions.Echo(new XVar(""));
             return(MVCFunctions.GetBuferContentAndClearBufer());
         }
         MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Type: ", ctype)));
         MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Disposition: attachment;Filename=\"", filename, "\"")));
         MVCFunctions.Header("Cache-Control", "private");
         MVCFunctions.SendContentLength((XVar)(strfilesize));
         MVCFunctions.printfile((XVar)(absFileName));
         return(MVCFunctions.GetBuferContentAndClearBufer());
     }
     catch (RunnerRedirectException ex)
     { return(Redirect(ex.Message)); }
 }
Esempio n. 2
0
        public XVar mfhandler()
        {
            try
            {
                dynamic         _connection = null, field = null, fileName = null, formStamp = null, fsFileName = null, fsize = null, ftype = null, havePermission = null, iconShowed = null, isDBFile = null, isPDF = null, outputAsAttachment = null, pageType = null, pdf = null, requestAction = null, sessionFile = XVar.Array(), upload_handler = null, value = null, var_params = XVar.Array();
                ProjectSettings pSet;
                isPDF = new XVar(false);
                if (XVar.Pack(isPDF))
                {
                    GlobalVars.strTableName = XVar.Clone(var_params["table"]);
                    field              = XVar.Clone(var_params["field"]);
                    pageType           = XVar.Clone(var_params["pageType"]);
                    outputAsAttachment = new XVar(false);
                }
                else
                {
                    GlobalVars.strTableName = XVar.Clone(MVCFunctions.postvalue(new XVar("table")));
                    field              = XVar.Clone(MVCFunctions.postvalue(new XVar("field")));
                    pageType           = XVar.Clone(MVCFunctions.postvalue(new XVar("pageType")));
                    outputAsAttachment = XVar.Clone(MVCFunctions.postvalue(new XVar("nodisp")) != 1);
                }
                if (GlobalVars.strTableName == XVar.Pack(""))
                {
                    if (XVar.Pack(!(XVar)(isPDF)))
                    {
                        MVCFunctions.Echo("<p>No table name received</p>");
                    }
                    return(MVCFunctions.GetBuferContentAndClearBufer());
                }
                if (field == XVar.Pack(""))
                {
                    if (XVar.Pack(!(XVar)(isPDF)))
                    {
                        MVCFunctions.Echo("<p>No field name received</p>");
                    }
                    return(MVCFunctions.GetBuferContentAndClearBufer());
                }
                if (XVar.Pack(!(XVar)(CommonFunctions.GetTableURL((XVar)(GlobalVars.strTableName)))))
                {
                    MVCFunctions.Echo(new XVar(0));
                    return(MVCFunctions.GetBuferContentAndClearBufer());
                }
                if (XVar.Pack(isPDF))
                {
                    requestAction = new XVar("GET");
                }
                else
                {
                    requestAction = XVar.Clone(MVCFunctions.postvalue("_action"));
                }
                _connection = XVar.Clone(GlobalVars.cman.byTable((XVar)(GlobalVars.strTableName)));
                pSet        = XVar.UnPackProjectSettings(new ProjectSettings((XVar)(GlobalVars.strTableName), (XVar)(pageType)));
                if (XVar.Pack(!(XVar)(isPDF)))
                {
                    CommonFunctions.add_nocache_headers();
                }
                Assembly.GetExecutingAssembly().GetType(MVCFunctions.Concat("runnerDotNet.", MVCFunctions.Concat("", CommonFunctions.GetTableURL((XVar)(GlobalVars.strTableName)), ""),
                                                                            "_Variables")).InvokeMember("Apply", BindingFlags.InvokeMethod, null, null, null);
                if (requestAction == "POST")
                {
                    havePermission = XVar.Clone((XVar)(CommonFunctions.CheckSecurity((XVar)(XSession.Session[MVCFunctions.Concat("_", GlobalVars.strTableName, "_OwnerID")]), new XVar("Add"))) || (XVar)(CommonFunctions.CheckSecurity((XVar)(XSession.Session[MVCFunctions.Concat("_", GlobalVars.strTableName, "_OwnerID")]), new XVar("Edit"))));
                }
                else
                {
                    havePermission = XVar.Clone((XVar)(CommonFunctions.CheckSecurity((XVar)(XSession.Session[MVCFunctions.Concat("_", GlobalVars.strTableName, "_OwnerID")]), new XVar("Search"))) || (XVar)(MVCFunctions.postvalue(new XVar("fkey"))));
                }
                if ((XVar)((XVar)(!(XVar)(CommonFunctions.isLogged())) && (XVar)(pageType != Constants.PAGE_REGISTER)) || (XVar)(!(XVar)(havePermission)))
                {
                    MVCFunctions.HeaderRedirect(new XVar("login"), new XVar(""), new XVar("message=expired"));
                    return(MVCFunctions.GetBuferContentAndClearBufer());
                }
                upload_handler          = XVar.Clone(new UploadHandler((XVar)(CommonFunctions.getOptionsForMultiUpload((XVar)(pSet), (XVar)(field)))));
                upload_handler.pSet     = XVar.Clone(pSet);
                upload_handler.field    = XVar.Clone(field);
                upload_handler.table    = XVar.Clone(GlobalVars.strTableName);
                upload_handler.pageType = XVar.Clone(pageType);
                switch (((XVar)requestAction).ToString())
                {
                case "DELETE":
                    CommonFunctions.printMFHandlerHeaders();
                    formStamp = XVar.Clone(MVCFunctions.postvalue(new XVar("formStamp")));
                    if (formStamp != XVar.Pack(""))
                    {
                        upload_handler.formStamp = XVar.Clone(formStamp);
                        upload_handler.delete();
                    }
                    break;

                case "POST":
                    CommonFunctions.printMFHandlerHeaders();
                    formStamp = XVar.Clone(MVCFunctions.postvalue(new XVar("formStamp")));
                    if (formStamp != XVar.Pack(""))
                    {
                        upload_handler.formStamp = XVar.Clone(formStamp);
                        upload_handler.post();
                    }
                    break;

                case "GET":
                default:
                    if (XVar.Pack(isPDF))
                    {
                        isDBFile = XVar.Clone(var_params.KeyExists("filename"));
                        fileName = XVar.Clone((XVar.Pack(var_params.KeyExists("file")) ? XVar.Pack(var_params["file"]) : XVar.Pack(var_params["filename"])));
                    }
                    else
                    {
                        isDBFile  = XVar.Clone(MVCFunctions.postvalue(new XVar("filename")) != "");
                        fileName  = XVar.Clone((XVar.Pack(MVCFunctions.postvalue(new XVar("file")) != "") ? XVar.Pack(MVCFunctions.postvalue(new XVar("file"))) : XVar.Pack(MVCFunctions.postvalue(new XVar("filename")))));
                        formStamp = XVar.Clone(MVCFunctions.postvalue(new XVar("fkey")));
                    }
                    if (fileName == XVar.Pack(""))
                    {
                        MVCFunctions.Echo(new XVar(""));
                        return(MVCFunctions.GetBuferContentAndClearBufer());
                    }
                    sessionFile = new XVar(null);
                    fsFileName  = new XVar("");
                    if ((XVar)(!(XVar)(isDBFile)) && (XVar)(formStamp != XVar.Pack("")))
                    {
                        sessionFile = XVar.Clone(XSession.Session[MVCFunctions.Concat("mupload_", formStamp)][fileName]["file"]);
                    }
                    else
                    {
                        dynamic i = null, keys = XVar.Array(), qResult = null, queryObj = null, strWhereClause = null, tKeys = XVar.Array();
                        keys  = XVar.Clone(XVar.Array());
                        tKeys = XVar.Clone(pSet.getTableKeys());
                        i     = new XVar(0);
                        for (; i < MVCFunctions.count(tKeys); i++)
                        {
                            if (XVar.Pack(isPDF))
                            {
                                keys.InitAndSetArrayItem(var_params[MVCFunctions.Concat("key", i + 1)], tKeys[i]);
                            }
                            else
                            {
                                keys.InitAndSetArrayItem(MVCFunctions.postvalue((XVar)(MVCFunctions.Concat("key", i + 1))), tKeys[i]);
                            }
                        }
                        strWhereClause = XVar.Clone(CommonFunctions.KeyWhere((XVar)(keys)));
                        if (pSet.getAdvancedSecurityType() != Constants.ADVSECURITY_ALL)
                        {
                            strWhereClause = XVar.Clone(CommonFunctions.whereAdd((XVar)(strWhereClause), (XVar)(CommonFunctions.SecuritySQL(new XVar("Search")))));
                        }
                        queryObj = XVar.Clone(pSet.getSQLQuery().CloneObject());
                        if (XVar.Pack(!(XVar)(queryObj.HasGroupBy())))
                        {
                            queryObj.RemoveAllFieldsExcept((XVar)(pSet.getFieldIndex((XVar)(field))));
                        }
                        qResult = XVar.Clone(_connection.query((XVar)(queryObj.gSQLWhere((XVar)(strWhereClause)))));
                        if (XVar.Pack(isDBFile))
                        {
                            if (XVar.Pack(qResult))
                            {
                                dynamic data = XVar.Array();
                                data = XVar.Clone(qResult.fetchAssoc());
                                if (XVar.Pack(data))
                                {
                                    value = XVar.Clone(_connection.stripSlashesBinary((XVar)(data[field])));
                                }
                            }
                        }
                        else
                        {
                            dynamic row = XVar.Array();
                            GlobalVars.cipherer = XVar.Clone(new RunnerCipherer((XVar)(GlobalVars.strTableName), (XVar)(pSet)));
                            row = XVar.Clone(GlobalVars.cipherer.DecryptFetchedArray((XVar)(qResult.fetchAssoc())));
                            if (XVar.Pack(row))
                            {
                                dynamic filesArray = XVar.Array();
                                filesArray = XVar.Clone(MVCFunctions.my_json_decode((XVar)(row[field])));
                                if ((XVar)(!(XVar)(MVCFunctions.is_array((XVar)(filesArray)))) || (XVar)(MVCFunctions.count(filesArray) == 0))
                                {
                                    if (row[field] == "")
                                    {
                                        filesArray = XVar.Clone(XVar.Array());
                                    }
                                    else
                                    {
                                        dynamic uploadedFile = XVar.Array();
                                        uploadedFile = XVar.Clone(upload_handler.get_file_object((XVar)(row[field])));
                                        if (XVar.Pack(uploadedFile == null))
                                        {
                                            filesArray = XVar.Clone(XVar.Array());
                                        }
                                        else
                                        {
                                            filesArray = XVar.Clone(new XVar(0, MVCFunctions.my_json_decode((XVar)(MVCFunctions.my_json_encode((XVar)(uploadedFile))))));
                                        }
                                    }
                                }
                                foreach (KeyValuePair <XVar, dynamic> uploadedFile in filesArray.GetEnumerator())
                                {
                                    if (uploadedFile.Value["usrName"] == fileName)
                                    {
                                        sessionFile = XVar.Clone(uploadedFile.Value);
                                        break;
                                    }
                                }
                            }
                        }
                    }
                    iconShowed = new XVar(false);
                    if (XVar.Pack(isDBFile))
                    {
                        ftype = new XVar("");
                        if (pSet.getViewFormat((XVar)(field)) == Constants.FORMAT_DATABASE_IMAGE)
                        {
                            if (XVar.Pack(!(XVar)(value)))
                            {
                                value = XVar.Clone(MVCFunctions.myfile_get_contents(new XVar("images/no_image.gif")));
                            }
                            ftype = XVar.Clone(MVCFunctions.SupposeImageType((XVar)(value)));
                        }
                        if (XVar.Pack(!(XVar)(ftype)))
                        {
                            ftype = XVar.Clone(CommonFunctions.getContentTypeByExtension((XVar)(MVCFunctions.substr((XVar)(fileName), (XVar)(MVCFunctions.strrpos((XVar)(fileName), new XVar(".")))))));
                        }
                        fsize = XVar.Clone(MVCFunctions.strlen_bin((XVar)(value)));
                    }
                    else
                    {
                        if (sessionFile != null)
                        {
                            dynamic isSRC = null, isThumbnail = null;
                            isThumbnail = new XVar(false);
                            isSRC       = new XVar(false);
                            if (XVar.Pack(isPDF))
                            {
                                isThumbnail = XVar.Clone(var_params.KeyExists("thumbnail"));
                                isSRC       = XVar.Clone(var_params.KeyExists("src"));
                            }
                            else
                            {
                                isThumbnail = XVar.Clone(MVCFunctions.postvalue(new XVar("thumbnail")) != "");
                                isSRC       = XVar.Clone(MVCFunctions.postvalue(new XVar("src")) == 1);
                            }
                            if (MVCFunctions.postvalue(new XVar("icon")) != "")
                            {
                                fsFileName = XVar.Clone(MVCFunctions.Concat("images/icons/", CommonFunctions.getIconByFileType((XVar)(sessionFile["type"]), (XVar)(sessionFile["name"]))));
                                fsize      = XVar.Clone(MVCFunctions.filesize((XVar)(MVCFunctions.getabspath((XVar)(fsFileName)))));
                                ftype      = new XVar("image/png");
                            }
                            else
                            {
                                if ((XVar)((XVar)(isThumbnail) && (XVar)(sessionFile["thumbnail"])) && (XVar)(MVCFunctions.GDExist()))
                                {
                                    fsFileName = XVar.Clone(sessionFile["thumbnail"]);
                                    fsize      = XVar.Clone(sessionFile["thumbnail_size"]);
                                    ftype      = XVar.Clone(sessionFile["thumbnail_type"]);
                                }
                                else
                                {
                                    if ((XVar)((XVar)(false) && (XVar)((XVar)(pageType == Constants.PAGE_EDIT) || (XVar)(pageType == Constants.PAGE_ADD))) && (XVar)(isSRC))
                                    {
                                        iconShowed = new XVar(true);
                                        fsFileName = XVar.Clone(MVCFunctions.Concat("images/icons/", CommonFunctions.getIconByFileType((XVar)(sessionFile["type"]), (XVar)(sessionFile["name"]))));
                                        fsize      = XVar.Clone(MVCFunctions.filesize((XVar)(MVCFunctions.getabspath((XVar)(fsFileName)))));
                                        ftype      = new XVar("image/png");
                                    }
                                    else
                                    {
                                        fsFileName = XVar.Clone(sessionFile["name"]);
                                        fsize      = XVar.Clone(sessionFile["size"]);
                                        ftype      = XVar.Clone(sessionFile["type"]);
                                    }
                                }
                            }
                        }
                    }
                    if ((XVar)((XVar)(isDBFile) && (XVar)(value)) || (XVar)(fsFileName != XVar.Pack("")))
                    {
                        dynamic norange = null;
                        if (XVar.Pack(!(XVar)(isDBFile)))
                        {
                            if ((XVar)((XVar)(!(XVar)(pSet.isAbsolute((XVar)(field)))) && (XVar)(!(XVar)(MVCFunctions.isAbsolutePath((XVar)(fsFileName))))) || (XVar)(iconShowed))
                            {
                                fsFileName = XVar.Clone(MVCFunctions.getabspath((XVar)(fsFileName)));
                            }
                            if (XVar.Pack(!(XVar)(MVCFunctions.myfile_exists((XVar)(fsFileName)))))
                            {
                                fsFileName = XVar.Clone(MVCFunctions.getabspath(new XVar("images/no_image.gif")));
                                fsize      = XVar.Clone(MVCFunctions.filesize((XVar)(fsFileName)));
                                ftype      = new XVar("image/gif");
                            }
                        }
                        if (XVar.Pack(isPDF))
                        {
                            dynamic file = null;
                            if (XVar.Pack(isDBFile))
                            {
                                file = XVar.Clone(value);
                            }
                            else
                            {
                                file = XVar.Clone(MVCFunctions.myfile_get_contents((XVar)(fsFileName)));
                            }
                            return(MVCFunctions.GetBuferContentAndClearBufer());
                        }
                        norange = XVar.Clone(MVCFunctions.postvalue(new XVar("norange")) == 1);
                        if (MVCFunctions.postvalue(new XVar("norange")) == 1)
                        {
                            MVCFunctions.Header("Accept-Ranges", "none");
                            MVCFunctions.Header("Cache-Control", "private");
                            MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Type: ", ftype)));
                            MVCFunctions.Header("Access-Control-Allow-Methods", "HEAD, GET, POST");
                            if (XVar.Pack(outputAsAttachment))
                            {
                                MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Disposition: attachment;Filename=\"", fileName, "\"")));
                            }
                            MVCFunctions.SendContentLength((XVar)(fsize));
                            if (MVCFunctions.GetServerVariable("REQUEST_METHOD") == "HEAD")
                            {
                                MVCFunctions.Echo(new XVar(""));
                                return(MVCFunctions.GetBuferContentAndClearBufer());
                            }
                            if (XVar.Pack(isDBFile))
                            {
                                MVCFunctions.echoBinary((XVar)(value));
                            }
                            else
                            {
                                MVCFunctions.printfile((XVar)(fsFileName));
                            }
                        }
                        else
                        {
                            dynamic httpRange = null, printContentLength = null, range = null, range_orig = null, seek_end = null, seek_start = null, size_unit = null, tmparr = XVar.Array();
                            size_unit  = new XVar("");
                            range_orig = new XVar("");
                            httpRange  = XVar.Clone(MVCFunctions.GetHttpRange());
                            if (XVar.Pack(MVCFunctions.preg_match(new XVar("/^bytes=((\\d*-\\d*,? ?)+)$/"), (XVar)(httpRange))))
                            {
                                tmparr     = XVar.Clone(MVCFunctions.explode(new XVar("="), (XVar)(httpRange)));
                                size_unit  = XVar.Clone(tmparr[0]);
                                range_orig = XVar.Clone(tmparr[1]);
                            }
                            if (size_unit == "bytes")
                            {
                                if (!XVar.Equals(XVar.Pack(MVCFunctions.strpos((XVar)(range_orig), new XVar(","))), XVar.Pack(false)))
                                {
                                    dynamic extra_ranges = null;
                                    tmparr       = XVar.Clone(MVCFunctions.explode(new XVar(","), (XVar)(range_orig)));
                                    range        = XVar.Clone(tmparr[0]);
                                    extra_ranges = XVar.Clone(tmparr[1]);
                                }
                                else
                                {
                                    range = XVar.Clone(range_orig);
                                }
                            }
                            else
                            {
                                range = new XVar("-");
                            }
                            tmparr     = XVar.Clone(MVCFunctions.explode(new XVar("-"), (XVar)(range)));
                            seek_start = XVar.Clone(tmparr[0]);
                            seek_end   = XVar.Clone(tmparr[1]);
                            seek_end   = XVar.Clone((XVar.Pack(MVCFunctions.strlen((XVar)(seek_end)) == 0) ? XVar.Pack(fsize - 1) : XVar.Pack(MVCFunctions.min((XVar)(MVCFunctions.abs((XVar)(MVCFunctions.intval((XVar)(seek_end))))), (XVar)(fsize - 1)))));
                            seek_start = XVar.Clone((XVar.Pack((XVar)(MVCFunctions.strlen((XVar)(seek_start)) == 0) || (XVar)(seek_end < MVCFunctions.abs((XVar)(MVCFunctions.intval((XVar)(seek_start)))))) ? XVar.Pack(0) : XVar.Pack(MVCFunctions.max((XVar)(MVCFunctions.abs((XVar)(MVCFunctions.intval((XVar)(seek_start))))), new XVar(0)))));
                            if ((XVar)(XVar.Pack(0) < seek_start) || (XVar)(seek_end < fsize - 1))
                            {
                                MVCFunctions.Header(new XVar("HTTP/1.1 206 Partial Content"));
                            }
                            MVCFunctions.Header("Accept-Ranges", "bytes");
                            MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Range: bytes ", seek_start, "-", seek_end, "/", fsize)));
                            if (XVar.Pack(outputAsAttachment))
                            {
                                MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Disposition: attachment;Filename=\"", fileName, "\"")));
                            }
                            printContentLength = new XVar(true);
                            if (XVar.Pack(printContentLength))
                            {
                                MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Length: ", (seek_end - seek_start) + 1)));
                            }
                            MVCFunctions.Header("Cache-Control", "cache, must-revalidate");
                            MVCFunctions.Header("Pragma", "public");
                            MVCFunctions.Header((XVar)(MVCFunctions.Concat("Content-Type: ", ftype)));
                            if (MVCFunctions.GetServerVariable("REQUEST_METHOD") == "HEAD")
                            {
                                MVCFunctions.Echo(new XVar(""));
                                return(MVCFunctions.GetBuferContentAndClearBufer());
                            }
                            if (XVar.Pack(isDBFile))
                            {
                                MVCFunctions.echoBinaryPartial((XVar)(value), (XVar)(seek_start), (XVar)(seek_end));
                            }
                            else
                            {
                                MVCFunctions.printfileByRange((XVar)(fsFileName), (XVar)(seek_start), (XVar)(seek_end));
                            }
                        }
                    }
                    break;
                }
                MVCFunctions.Echo(new XVar(""));
                return(MVCFunctions.GetBuferContentAndClearBufer());
            }
            catch (RunnerRedirectException ex)
            { return(Redirect(ex.Message)); }
        }